Performance Driven 48V Motor Kit 1800W Brushless Motor with Speed Controller. 1800W Brushless Motor: DC electric go kart brushless motor adopts 100 % copper core, with low operating noise and excellent speed regulation performance. The high-precision rotor is made of high-tech components, with a glossy surface, waterproof and high efficiency. Get ready to let the race dust settle. Basic Parameters: This brushless go kart motor is strong and efficient. Input Voltage: 48V DC, Output Power: 1800W, Rated Current: 33A, Rated Speed: 4500 RPM, Maximum Speed: 5200 RPM, Maximum Current: 38A, Sprocket: T8F -9T. Speed Controller Included: This dc electric motor brushless is equipped with a controller, which can provide speed control within the ideal range. Speed adjustment method: Potentiometer. Robust Aluminum Structure: The electric brushless dc motor kit is made of an aluminum alloy shell that withstands heat, cold, and deformation, ensuring it will not rust easily. This dc electric motor is a forward and backward rotation motor, so you can easily switch the rotating gear. Multiple Application: The brushless motor is superior to the brushed motor because of its high efficiency, energy saving, low noise, long lifespan, and stable operation. It is applicable to go karts, scooters, e-bikes, ATVs, motorized bikes, mopeds, mini bikes, pocket bikes, etc. Get up to speed with a brushless motor. Model: BM1109 Power: 1800W Voltage: 48VDC No-load current:? 7.2 No-load speed: 5200rpm Rated torque: 4.5N·m Rated speed: 4500rpm Rated current:? 38A Motor efficiency:? 80% Application range: scooter/electric motorcycle. 11800W 48V motor 1controller. Please kindly note that. Also, the each additional item means. The the same color and size. Transit time may be a little delayed because of the. If you have any questions.